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Home >> Mitsubishi >> 2004 >> Montero Sport LS, RWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Keyless Entry System >> On-Vehicle Service >> Secret Code Registration Method >> When Special Tool MB991529 Is Used

When Special Tool MB991529 Is Used

CAUTION: When the equipment, which operates from the other makes of audio or cigarette lighter has been installed, the power supply (ACC) may not be switched off for a while even if the ignition switch is turned to the "OFF" position. Therefore, if the encrypted code registration mode of transmitter is not entered, remove the power supply of the equipment, which operates from the other makes of audio or cigarette lighter and register it.
  1. Check that the doors lock normally when the key is used.
    CAUTION: Turn the ignition switch to the "LOCK" (OFF) position and then connect data link connector terminal 1 to ground.
  2. Connect the data link connector terminal 1 to ground.
    NOTE: Connecting terminal 1 of the data link connector to ground will put the system in secret code registration standby mode.
    Fig 1: Connecting Data Link Connector Terminal 1 To Ground
    G03483404Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  3. Within 10 seconds after connecting data link connector terminal 1 to ground turn the ignition switch to "ACC" for 1 second and then to "OFF" for 1 second; repeat this procedure three times.
    NOTE: The doors will lock and unlock once at this time and the system will switch to registration mode.
  4. Press the transmitter switch, and then press it two times within 10 seconds of the first press. This will register the code.
  5. After registration is completed, the code will be automatically locked and unlocked once.
    Fig 2: Turning Ignition Switch To Register Code
    G03483405Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  6. If you are using two transmitters or have added a second transmitter, the same registration procedure should be carried out for the second transmitter, and it should be carried out within one minute after registration of the code for the first transmitter has been completed. After the second registration is completed, the doors will be automatically locked and unlocked once.
  7. Registration mode will be terminated under the following condition:
    • When the secret codes for two transmitters have been registered.
    • When one minute has passed after registration mode started.
    • When the data link connector terminal 1 to ground is disconnected.
    • If the ignition switch is turned to "ON".
  8. After registration mode has been completed, carry out the following to make sure that the keyless entry system operations.
    • Pull the ignition key out.
    • Close the all doors.
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